drm/amdgpu: add video decode/encode cap tables and asic callbacks (v3)

For each asic family.  Will be used to populate tables
for the new INFO ioctl query.

v2: add max_pixels_per_frame to handle the portrait case
v3: fix copy paste typos

Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Leo Liu <leo.liu@amd.com> (v1)
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 188 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c
index eafb76aebd00..c33d46a99b7f 100644
--- a/drivers/gpu/drm/amd/amdgpu/vi.c
+++ b/drivers/gpu/drm/amd/amdgpu/vi.c
@@ -79,6 +79,193 @@
 #include "mxgpu_vi.h"
 #include "amdgpu_dm.h"
 
+/* Topaz */
+static const struct amdgpu_video_codecs topaz_video_codecs_encode =
+{
+	.codec_count = 0,
+	.codec_array = NULL,
+};
+
+/* Tonga, CZ, ST, Fiji */
+static const struct amdgpu_video_codec_info tonga_video_codecs_encode_array[] =
+{
+	{
+		.codec_type = AMDGPU_VIDEO_CODEC_TYPE_MPEG4_AVC,
+		.max_width = 4096,
+		.max_height = 2304,
+		.max_pixels_per_frame = 4096 * 2304,
+		.max_level = 0,
+	},
+};
+
+static const struct amdgpu_video_codecs tonga_video_codecs_encode =
+{
+	.codec_count = ARRAY_SIZE(tonga_video_codecs_encode_array),
+	.codec_array = tonga_video_codecs_encode_array,
+};
+
+/* Polaris */
+static const struct amdgpu_video_codec_info polaris_video_codecs_encode_array[] =
+{
+	{
+		.codec_type = AMDGPU_VIDEO_CODEC_TYPE_MPEG4_AVC,
+		.max_width = 4096,
+		.max_height = 2304,
+		.max_pixels_per_frame = 4096 * 2304,
+		.max_level = 0,
+	},
+	{
+		.codec_type = AMDGPU_VIDEO_CODEC_TYPE_HEVC,
+		.max_width = 4096,
+		.max_height = 2304,
+		.max_pixels_per_frame = 4096 * 2304,
+		.max_level = 0,
+	},
+};
+
+static const struct amdgpu_video_codecs polaris_video_codecs_encode =
+{
+	.codec_count = ARRAY_SIZE(polaris_video_codecs_encode_array),
+	.codec_array = polaris_video_codecs_encode_array,
+};
+
+/* Topaz */
+static const struct amdgpu_video_codecs topaz_video_codecs_decode =
+{
+	.codec_count = 0,
+	.codec_array = NULL,
+};
+
+/* Tonga */
+static const struct amdgpu_video_codec_info tonga_video_codecs_decode_array[] =
+{
+	{
+		.codec_type = AMDGPU_VIDEO_CODEC_TYPE_MPEG2,
+		.max_width = 4096,
+		.max_height = 4096,
+		.max_pixels_per_frame = 4096 * 4096,
+		.max_level = 3,
+	},
+	{
+		.codec_type = AMDGPU_VIDEO_CODEC_TYPE_MPEG4,
+		.max_width = 4096,
+		.max_height = 4096,
+		.max_pixels_per_frame = 4096 * 4096,
+		.max_level = 5,
+	},
+	{
+		.codec_type = AMDGPU_VIDEO_CODEC_TYPE_MPEG4_AVC,
+		.max_width = 4096,
+		.max_height = 4096,
+		.max_pixels_per_frame = 4096 * 4096,
+		.max_level = 52,
+	},
+	{
+		.codec_type = AMDGPU_VIDEO_CODEC_TYPE_VC1,
+		.max_width = 4096,
+		.max_height = 4096,
+		.max_pixels_per_frame = 4096 * 4096,
+		.max_level = 4,
+	},
+};
+
+static const struct amdgpu_video_codecs tonga_video_codecs_decode =
+{
+	.codec_count = ARRAY_SIZE(tonga_video_codecs_decode_array),
+	.codec_array = tonga_video_codecs_decode_array,
+};
+
+/* CZ, ST, Fiji, Polaris */
+static const struct amdgpu_video_codec_info cz_video_codecs_decode_array[] =
+{
+	{
+		.codec_type = AMDGPU_VIDEO_CODEC_TYPE_MPEG2,
+		.max_width = 4096,
+		.max_height = 4096,
+		.max_pixels_per_frame = 4096 * 4096,
+		.max_level = 3,
+	},
+	{
+		.codec_type = AMDGPU_VIDEO_CODEC_TYPE_MPEG4,
+		.max_width = 4096,
+		.max_height = 4096,
+		.max_pixels_per_frame = 4096 * 4096,
+		.max_level = 5,
+	},
+	{
+		.codec_type = AMDGPU_VIDEO_CODEC_TYPE_MPEG4_AVC,
+		.max_width = 4096,
+		.max_height = 4096,
+		.max_pixels_per_frame = 4096 * 4096,
+		.max_level = 52,
+	},
+	{
+		.codec_type = AMDGPU_VIDEO_CODEC_TYPE_VC1,
+		.max_width = 4096,
+		.max_height = 4096,
+		.max_pixels_per_frame = 4096 * 4096,
+		.max_level = 4,
+	},
+	{
+		.codec_type = AMDGPU_VIDEO_CODEC_TYPE_HEVC,
+		.max_width = 4096,
+		.max_height = 4096,
+		.max_pixels_per_frame = 4096 * 4096,
+		.max_level = 186,
+	},
+	{
+		.codec_type = AMDGPU_VIDEO_CODEC_TYPE_JPEG,
+		.max_width = 4096,
+		.max_height = 4096,
+		.max_pixels_per_frame = 4096 * 4096,
+		.max_level = 0,
+	},
+};
+
+static const struct amdgpu_video_codecs cz_video_codecs_decode =
+{
+	.codec_count = ARRAY_SIZE(cz_video_codecs_decode_array),
+	.codec_array = cz_video_codecs_decode_array,
+};
+
+static int vi_query_video_codecs(struct amdgpu_device *adev, bool encode,
+				 const struct amdgpu_video_codecs **codecs)
+{
+	switch (adev->asic_type) {
+	case CHIP_TOPAZ:
+		if (encode)
+			*codecs = &topaz_video_codecs_encode;
+		else
+			*codecs = &topaz_video_codecs_decode;
+		return 0;
+	case CHIP_TONGA:
+		if (encode)
+			*codecs = &tonga_video_codecs_encode;
+		else
+			*codecs = &tonga_video_codecs_decode;
+		return 0;
+	case CHIP_POLARIS10:
+	case CHIP_POLARIS11:
+	case CHIP_POLARIS12:
+	case CHIP_VEGAM:
+		if (encode)
+			*codecs = &polaris_video_codecs_encode;
+		else
+			*codecs = &cz_video_codecs_decode;
+		return 0;
+	case CHIP_FIJI:
+	case CHIP_CARRIZO:
+	case CHIP_STONEY:
+		if (encode)
+			*codecs = &tonga_video_codecs_encode;
+		else
+			*codecs = &cz_video_codecs_decode;
+		return 0;
+	default:
+		return -EINVAL;
+	}
+}
+
 /*
  * Indirect registers accessor
  */
@@ -1085,6 +1272,7 @@ static const struct amdgpu_asic_funcs vi_asic_funcs =
 	.get_pcie_replay_count = &vi_get_pcie_replay_count,
 	.supports_baco = &vi_asic_supports_baco,
 	.pre_asic_init = &vi_pre_asic_init,
+	.query_video_codecs = &vi_query_video_codecs,
 };
 
 #define CZ_REV_BRISTOL(rev)	 \